*** IN STOCK SHIPS TODAY *** From time to time, race season to race season a racers demands change and with fuel system management this is no exception. The good news is RBS carries a full supply of fuel control stems that allow a racer to change their FIE management from normally open (enrichment) to normally closed (lean) or vice versa.
Simple as a snap of the fingers with hand tools, crack the nut, slide the solenoid off, crack the the fuel stem loose out of the managment block, swap them out reverse the process and in literally seconds you can cater your fuel system to your specific needs.
Racer can choose from drop down menu open (rich) or closed (lean).